OpenTechnical

OT-2026-000057076

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057076) never changes.

Identity and time

Publication numberOT-2026-000057076 · never reused
Internal UUID01a0ae87-d5b7-7765-b46d-226f588744da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057076
StatusPUBLIC

Content hashes

Canonical textee488db8e7fb7846b61131f6fb51d05931afa81d9222c4d7c66b2cc781b788da
Markdown52a3e7d40192058b62648a262c0b30fed2d3de48a3b61a719cc08ca51b8023d4
PDF
Publication page0f31545e949db051d0576dcafa5e9c9539b5a2ba61a4f0db4118e0c00ee745c3
Manifestf3097ece55610ac455aea8f242e0367ce402a1d24a437c65b1d7036ad4d197b8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureZRWb5A5l7Ora/KJ91BsDxv+FfmuIUCjLtEnhE5NlPsqjNm7pJ2vqZiyw+WOrs1aWp0YDj/xM0BuD7XCXV+d1Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:48:34.154032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057076
observed 0f31545e949db051d0576dcafa5e9c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.136684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057076/manifest.json
observed f3097ece55610ac455aea8f242e0367c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.119395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057076/publication.md
observed 52a3e7d40192058b62648a262c0b30fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.102770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057076/publication.txt
observed ee488db8e7fb7846b61131f6fb51d059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.